<form id="my-form" action="submit.php" method="post" enctype="multipart/form-data">
<label for="file1">Filename:</label>
<input type="file" name="file1" id="file1" />
<br />
<label for="file2">Filename:</label>
<input type="file" name="file2" id="file2" />
<br/>
<label class="label label-info" for="topk" style="width:275px">Enter the value for K for top k frequency analyze</label>
<input name="k" id="topk"/>
<input type="hidden" id= "type" name="type" value="1"/>
</form>
<br/>
<button class="btn btn-warning" onClick="submit()">submit</button>

